/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     4.1
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
	This file is part of foam-extend.

	foam-extend is free software: you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published by the
	Free Software Foundation, either version 3 of the License, or (at your
	option) any later version.

	foam-extend is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
	General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.

\*---------------------------------------------------------------------------*/

#include "triSurface.H"
#include "IOmanip.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

void triSurface::writeTRI(const bool writeSorted, Ostream& os) const
{
	const pointField& ps = points();

	// Write as cloud of triangles

	labelList faceMap;

	surfacePatchList myPatches(calcPatches(faceMap));

	if (writeSorted)
	{
		label faceIndex = 0;

		forAll(myPatches, patchI)
		{
			for
			(
				label patchFaceI = 0;
				patchFaceI < myPatches[patchI].size();
				patchFaceI++
			)
			{
				const label faceI = faceMap[faceIndex++];

				const point& p1 = ps[operator[](faceI)[0]];
				const point& p2 = ps[operator[](faceI)[1]];
				const point& p3 = ps[operator[](faceI)[2]];

				os  << p1.x() << token::SPACE
					<< p1.y() << token::SPACE
					<< p1.z() << token::SPACE

					<< p2.x() << token::SPACE
					<< p2.y() << token::SPACE
					<< p2.z() << token::SPACE

					<< p3.x() << token::SPACE
					<< p3.y() << token::SPACE
					<< p3.z() << token::SPACE

					<< "0x" << hex << operator[](faceI).region() << dec
					<< endl;
			}
		}
	}
	else
	{
		forAll(*this, faceI)
		{
			const point& p1 = ps[operator[](faceI)[0]];
			const point& p2 = ps[operator[](faceI)[1]];
			const point& p3 = ps[operator[](faceI)[2]];

			os  << p1.x() << token::SPACE
				<< p1.y() << token::SPACE
				<< p1.z() << token::SPACE

				<< p2.x() << token::SPACE
				<< p2.y() << token::SPACE
				<< p2.z() << token::SPACE

				<< p3.x() << token::SPACE
				<< p3.y() << token::SPACE
				<< p3.z() << token::SPACE

				<< "0x" << hex << operator[](faceI).region() << dec
				<< endl;
		}
	}
}


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// ************************************************************************* //
